Note: Cylinder Head, Performer RPM, Assembled, Chevy Small Block, Natural Aluminum, Straight Plug, 185 CC Intake Port, 65 CC Exhaust Port, 64 CC Chamber Volume, 2.02 Inch Intake Valve, 1.60 Inch Exhaust Valve, 1.46 Inch Spring Diameter, Single, With Pushrod Guides, Rocker Studs
Key Features
- Choice Of 64 Cubic Centimeters Or 70 Cubic Centimeters Combustion Chambers And High Flow 185 Cubic Centimeters Intake And 65 Cubic Centimeters Exhaust Ports
- Intake And Exhaust Runners Are Hand Blended In The Bowl Area And The Intake Entries And Exhaust Exits Are CNC Profiled For Increased Air Flow
- The Casting Is Manufactured From A356 Aluminum And Heat Treated To T6 Spec For Superior Quality
- An Extra Thick 5/8 Inch Deck And Heli-Coil Threaded Inserts Offer Improved Durability
- Limited 1 Year Warranty
Technical Details
- Condition: New
- Engine Compatibility: Chevy Small Block V8 5.0L-6.6L 302-400 Cubic Inch
- Style: Assembled
- Finish: Satin
- Material: Aluminum
- CNC-Machined: Yes
- Combustion Chamber Volume cc: 64 Cubic Centimeter
- Intake Runner Volume CC: 185 Cubic Centimeter
- Exhaust Runner Volume CC: 65 Cubic Centimeter
- Port Shape: Rectangular
- Intake Port Location: Standard
- Exhaust Port Location: Standard
- Intake Valve Diameter IN: 2.02 Inch
- Exhaust Valve Diameter IN: 1.6 Inch
- Includes Valves: Yes
- Spark Plug Angle: Straight
- Rocker Arm Nut Thread Size: 3/8 Inch-24
- Includes Rocker Arm Studs: Yes
- Valve Lock Type: 7 Degree
- Valve Stem Seal Type: Umbrella
- Valve Guide Material: Manganese Bronze
- Number Of Springs Per Valve: Single
- Valve Seats Machined: Yes
- Steam Holes Drilled: No
- Machined For O-Ring: No
- Includes Guideplates: Yes
- Includes Damper Spring: Yes